ISO/CD 2950

Brown coals and lignites — Classification by types on the basis of total moisture content and tar yield

General information

Current stage: 30.99 Effective date: Aug 21, 2024

Originator: ISO

Owner: ISO/TC 27/SC 5

Type: International Standard

Scope

Brown coals are classified in this International Standard according to the following properties: total moisture content calculated on the ash-free basis; tar hiels calculated on the dry, ash-free basis. In tables class numbers, group number and code numbers of brown coal types are given.

Life cycle

PREVIOUSLY

Revises
ISO 2950:1974

NOW

IN_DEVELOPMENT
ISO/CD 2950
30.99 CD approved for registration as DIS
Aug 21, 2024

Preview

Only informative sections of projects are publicly available. To view the full content, you will need to members of the committee. If you are a member, please log in to your account by clicking on the "Log in" button.